Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
DL 5640 · New York (JFK) → Chicago (ORD)
Sold by Delta, flown by Republic. Still flying: 55 of the last 56 days (Daily).
Arrives on time65%within 15 minutes, of 55 flights
Cancelled20.0%of scheduled flights
An hour or more late23%of flights that operated
When late, on average108 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Chicago is 1 h behind New York).
- Leaves JFK
- 19:35
- Arrives ORD
- 21:48
- Flight time
- 3h 13m
- Days flown, last 8 weeks
- 55 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at JFK
All flights leaving New York (JFK) at 7–8 pm, wherever they’re going: 70% left within 15 minutes and 4.6% were cancelled (7,820 flights in the year). Other Delta flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.